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Finding the Fourth Proportional to 38,551.97, 57,820.89 and 17,486.97

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Solution

The fourth proportional to 38,551.97, 57,820.89 and 17,486.97 is: 26,227.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,551.97 : 57,820.89 = 17,486.97 : x
  2. Step 2: Convert to fraction form
    38,551.97/57,820.89 = 17,486.97/x
  3. Step 3: Cross multiply
    38,551.97x = 57,820.89 × 17,486.97
  4. Step 4: Simplify right side
    38,551.97x = 1,011,112,168.80
  5. Step 5: Solve for x
    x = 1,011,112,168.80/38,551.97
  6. Step 6: Final answer
    x = 26,227.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.